How do you fix a po758?
What Repairs Will Fix P0758?
- Changing the transmission fluid and filter.
- Replace faulty solenoid.
- Repair or replace a faulty transmission pump.
- Repair or replace defective transmission valve body.
- Perform transmission flush to clean passages.
- Cleaning corrosion from connectors.
- Repairing or replacing wiring.
What does code po758 mean?
Shift solenoid B
What the P0758 code means. Shift solenoid B allows the transmission to shift between second and third gear. If the PCM records code P0758, it indicates that the PCM cannot see the proper change in engine RPMs or the correct increase in road speed that should be happening during a shift from second to third gear.
How do you check a shift solenoid?
Raise up the vehicle with a jack and place jacks stands at all four corners to support it. Remove the bolts that are securing the transmission oil pan with a ratchet set and slide out the pan. This should reveal the solenoid that is attached to the transmission body.
What causes Shift Solenoid B to record a p0758 code?
If the PCM records code P0758, it indicates that the PCM cannot see the proper change in engine RPMs or the correct increase in road speed that should be happening during a shift from second to third gear. What causes the P0758 code? A number of issues can cause the PCM to record a P0758 code, including: Shift solenoid B is faulty.
What are the possible causes of a p0758 Chevrolet?
P0758 Chevrolet Possible Causes. Low transmission fluid level. Dirty transmission fluid. Faulty 2-3 Shift Solenoid Valve. 2-3 Shift Solenoid Valve harness or connectors. 2-3 Shift Solenoid Valve circuit is open or shorted.
What is an OBD code for shift solenoids?
In this case, the P0758 OBD-II trouble code is associated with a an electrical malfunction with the the transmission Shift Solenoid “B” Circuit. Example of shift solenoids:
What does DTC p0758 mean in Powertrain Control Module?
When the Powertrain Control Module (PCM) detects a continuous open, short to ground or short to power in the 2-3 Shift Solenoid (SS) valve circuit, then DTC P0758 sets. The 2-3 Shift Solenoid (SS) valve controls the fluid flow acting on the 2-3 shift valves.